187  
CDUS46 KSEW 270826  
CLIOLM  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SEATTLE  
126 AM PDT SUN SEP 27 2026  
   
...............................  
 
   
..THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 26 2026  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1941 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 338 PM 86 2022 69 -5 72  
MINIMUM 40 643 AM 28 1972 44 -4 45  
AVERAGE 52 56 -4 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.12 1948 0.08 -0.08 0.00  
MONTH TO DATE 1.69 1.66 0.03 0.67  
SINCE OCT 1 51.04 50.24 0.80 39.65  
SINCE JAN 1 25.84 29.11 -3.27 18.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 9 4 6  
MONTH TO DATE 171 147 24 83  
SINCE SEP 1 171 147 24 83  
SINCE JUL 1 260 287 -27 155  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 3 -3 11  
SINCE SEP 1 0 3 -3 11  
SINCE JAN 1 124 108 16 201    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (360)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 42 100 PM  
AVERAGE 71  
   
......................................................  
 
THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 93 1967  
MINIMUM TEMPERATURE (F) 44 25 1972  
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2026.....SUNRISE 705 AM PDT SUNSET 659 PM PDT  
SEPTEMBER 28 2026.....SUNRISE 707 AM PDT SUNSET 657 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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